217516095

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{166679}}^1$

素因数の和:166719

約数の個数: 24

約数和(自身を含む): 390031200

約数和(自身を除く): 172515105

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 166679, 500037, 833395, 1500111, 2500185, 4833691, 7500555, 14501073, 24168455, 43503219, 72505365, 217516095]

約数ペア:

[(1, 217516095), (3, 72505365), (5, 43503219), (9, 24168455), (15, 14501073), (29, 7500555), (45, 4833691), (87, 2500185), (145, 1500111), (261, 833395), (435, 500037), (1305, 166679)]